WGU C784 - Applied Healthcare Statistics
Objective Assessment #1 Exam Questions
with Answers 2025
Givenhthehfollowinghsethofhnumbers:h3.3,h-2.3,h-
16,h25.hWhatharehthehsquarehrootshofhthehwholehnumber?
A.h+/-h2.3
B.h+/-h3.3
C.h+/-h4
D.h+/-h5h-hCorrecthAnswers-D.h+/-h5
CompositehNumberh-hCorrecthAnswers-Ahnumberhwithhmorehfactorshthathjusthonehandhitself.
EquivalenthFractionsh-hCorrecthAnswers-Differenthfractionshthathrepresenththehsamehvalue.
X-Axish-hCorrecthAnswers-Thehhorizontalhlinehthathpasseshthroughhthehoriginhonhahcoordinatehplane.
QualitativehDatah-hCorrecthAnswers-Non-
numerichinformationhbasedhonhsomehqualityhorhcharacteristic.
NohCorrelationh-hCorrecthAnswers-
Therehishnohapparenthoverallhtrendhbetweenhthehtwohvariables.hIfhthehcorrelationhcoefficienthish0,hthi
shonlyhruleshouthahlinearhtrend.hTherehcouldhbehahnon-linearhorhcurvilinearhtrend.
Extrapolateh-hCorrecthAnswers-
Usinghinformationhfromhahdatahsethtohmakehpredictionshabouthdatahoutsidehofhthehoriginalhset.
, Eventh-hCorrecthAnswers-
Anhoutcome,horhsethofhoutcomes,hwhosehchancehofhoccurrencehcanhbehrepresentedhwithhahprobabilit
y.
Givenhthehfollowinghsethofhnumbers:h10,h2.5,h-4,h-
4.5,h5.hWhathishthehsumhwhenhaddinghtogetherhonlyhthehwholehnumbers?
A.h5.5
B.h11
C.h12.5
D.h15h-hCorrecthAnswers-D.h15
Operationh-hCorrecthAnswers-
InhMathematics,hanhoperationhishahprocedurehwhichhgenerateshahnewhvaluehfromhonehorhmorehoper
ands,horhMathematicalhvalues.
ConditionalhProportionh-hCorrecthAnswers-
Ahproportionhwherehonehparthofhthehproportionhishahvariable,horhunknownhquantity.
Coefficientsh-hCorrecthAnswers-
Ahnumberhbyhwhichhahnumberhishmultiplied.hThishnumberhishwrittenhinhfronthofhthehvariable(s).
Meanh-hCorrecthAnswers-
Average,hcalculatedhbyhaddinghahserieshofhelementshinhahdatahsethtogetherhandhdividinghbyhthehtotalh
numberhinhthehseries.
Outlierh-hCorrecthAnswers-
Anhobservationhpoinththathishstatisticallyhdistanthfromhthehotherhobservationshinhthehdataset.
RegressionhLineh-hCorrecthAnswers-
Thehlinehofhbesthfithtohshowhthehrelationshiphbetweenhvariables,hthehonehthathminimizeshdistancehfro
mheachhdatahpointhtohthehline.
Objective Assessment #1 Exam Questions
with Answers 2025
Givenhthehfollowinghsethofhnumbers:h3.3,h-2.3,h-
16,h25.hWhatharehthehsquarehrootshofhthehwholehnumber?
A.h+/-h2.3
B.h+/-h3.3
C.h+/-h4
D.h+/-h5h-hCorrecthAnswers-D.h+/-h5
CompositehNumberh-hCorrecthAnswers-Ahnumberhwithhmorehfactorshthathjusthonehandhitself.
EquivalenthFractionsh-hCorrecthAnswers-Differenthfractionshthathrepresenththehsamehvalue.
X-Axish-hCorrecthAnswers-Thehhorizontalhlinehthathpasseshthroughhthehoriginhonhahcoordinatehplane.
QualitativehDatah-hCorrecthAnswers-Non-
numerichinformationhbasedhonhsomehqualityhorhcharacteristic.
NohCorrelationh-hCorrecthAnswers-
Therehishnohapparenthoverallhtrendhbetweenhthehtwohvariables.hIfhthehcorrelationhcoefficienthish0,hthi
shonlyhruleshouthahlinearhtrend.hTherehcouldhbehahnon-linearhorhcurvilinearhtrend.
Extrapolateh-hCorrecthAnswers-
Usinghinformationhfromhahdatahsethtohmakehpredictionshabouthdatahoutsidehofhthehoriginalhset.
, Eventh-hCorrecthAnswers-
Anhoutcome,horhsethofhoutcomes,hwhosehchancehofhoccurrencehcanhbehrepresentedhwithhahprobabilit
y.
Givenhthehfollowinghsethofhnumbers:h10,h2.5,h-4,h-
4.5,h5.hWhathishthehsumhwhenhaddinghtogetherhonlyhthehwholehnumbers?
A.h5.5
B.h11
C.h12.5
D.h15h-hCorrecthAnswers-D.h15
Operationh-hCorrecthAnswers-
InhMathematics,hanhoperationhishahprocedurehwhichhgenerateshahnewhvaluehfromhonehorhmorehoper
ands,horhMathematicalhvalues.
ConditionalhProportionh-hCorrecthAnswers-
Ahproportionhwherehonehparthofhthehproportionhishahvariable,horhunknownhquantity.
Coefficientsh-hCorrecthAnswers-
Ahnumberhbyhwhichhahnumberhishmultiplied.hThishnumberhishwrittenhinhfronthofhthehvariable(s).
Meanh-hCorrecthAnswers-
Average,hcalculatedhbyhaddinghahserieshofhelementshinhahdatahsethtogetherhandhdividinghbyhthehtotalh
numberhinhthehseries.
Outlierh-hCorrecthAnswers-
Anhobservationhpoinththathishstatisticallyhdistanthfromhthehotherhobservationshinhthehdataset.
RegressionhLineh-hCorrecthAnswers-
Thehlinehofhbesthfithtohshowhthehrelationshiphbetweenhvariables,hthehonehthathminimizeshdistancehfro
mheachhdatahpointhtohthehline.